Home / 45,748.04-68,628.61-14,160.87

Finding the Fourth Proportional to 45,748.04, 68,628.61 and 14,160.87

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Solution

The fourth proportional to 45,748.04, 68,628.61 and 14,160.87 is: 21,243.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,748.04 : 68,628.61 = 14,160.87 : x
  2. Step 2: Convert to fraction form
    45,748.04/68,628.61 = 14,160.87/x
  3. Step 3: Cross multiply
    45,748.04x = 68,628.61 × 14,160.87
  4. Step 4: Simplify right side
    45,748.04x = 971,840,824.49
  5. Step 5: Solve for x
    x = 971,840,824.49/45,748.04
  6. Step 6: Final answer
    x = 21,243.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.